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Persistent, continuous flashing
K-bus EMC Problems
Beckhoff · CX2100-0914 Embedded PC
Hva betyr Persistent, continuous flashing ?
The K-bus ERR LED flashes continuously, indicating electromagnetic compatibility (EMC) issues within the system. This condition can be caused by undervoltage or overvoltage peaks in the power supply, disrupting stable K-bus operation.
Vanlige årsaker
- Electromagnetic interference on the K-bus communication lines.
- Poor shielding or grounding of K-bus cables.
- High noise levels in the industrial environment affecting data integrity.
- Faulty K-bus interface hardware.
Reparasjonssteg & Sjekkliste
Klikk på steg for å spore fremgangen.
- 1
Check the power supply for undervoltage or overvoltage peaks at the CX2100-0914 unit's input.
- 2
Implement appropriate EMC measures, such as proper grounding and shielding, to minimize electromagnetic interference.
- 3
Perform a restart of the power supply unit by switching it off and then on again to clear the K-bus error state.
Verifisert teknisk data. Sist oppdatert: March 2026
Relaterte feilkoder
Kilde: Beckhoff CX2100-0914 Embedded PC